\[8x - 3 \cdot (2x + 1) = 2x + 4\]
\[8x - 6x - 3 = 2x + 4\]
\[2x - 3 = 2x + 4\]
\[2x - 2x = 4 + 3\]
\[0x = 7\]
\[Ответ:нет\ корней.\]